diff mbox series

[v2,6/8] clk: at91: sama7g5: decrease lower limit for MCK0 rate

Message ID 1604511926-29516-7-git-send-email-claudiu.beznea@microchip.com (mailing list archive)
State New, archived
Headers show
Series clk: at91: adapt for dvfs | expand

Commit Message

Claudiu Beznea Nov. 4, 2020, 5:45 p.m. UTC 
On SAMA7G5 CPU clock is changed at run-time by DVFS. Since MCK0 and
CPU clock shares the same parent clock (CPUPLL clock) the MCK0 is
also changed by DVFS to avoid over/under clocking of MCK0 consumers.
The lower limit is changed to be able to set MCK0 accordingly by
DVFS.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
 drivers/clk/at91/sama7g5.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c
index b8d666f3e431..7d65fd9ceb50 100644
--- a/drivers/clk/at91/sama7g5.c
+++ b/drivers/clk/at91/sama7g5.c
@@ -788,7 +788,7 @@  static const struct clk_pll_characteristics pll_characteristics = {
 
 /* MCK0 characteristics. */
 static const struct clk_master_characteristics mck0_characteristics = {
-	.output = { .min = 140000000, .max = 200000000 },
+	.output = { .min = 50000000, .max = 200000000 },
 	.divisors = { 1, 2, 4, 3 },
 	.have_div3_pres = 1,
 };